common: Fix 'Bad file descriptor' error in stream tests
common: Fix 'Bad file descriptor' error in stream tests

This is caused by one test closing the file descriptor for the next
and results in:

(test-stream:15798): cockpit-protocol-WARNING **: read-combined: couldn't read: Error reading from file descriptor: Bad file descriptor

Reviewed-by: Marius Vollmer <bb11c6e942c5cc765df5f04da146b3198127a7a3@redhat.com>

netzvieh/cockpit,SotolitoLabs/cockpit,denysvitali/cockpit,darioajr/cockpit,Armstrong1992/cockpit,denysvitali/cockpit,cockpit-project/cockpit,larsu/cockpit,vbatts/cockpit,larskarlitski/cockpit,fridex/cockpit,denysvitali/cockpit,petervo/cockpit,deryni/cockpit,garrett/cockpit,moraleslazaro/cockpit,larsu/cockpit,dperpeet/cockpit,maxamillion/cockpit,arilivigni/cockpit,cockpit-project/cockpit,moolitayer/cockpit,SotolitoLabs/cockpit,deryni/cockpit,Scribery/cockpit,netzvieh/cockpit,sgallagher/cockpit,arilivigni/cockpit,maxamillion/cockpit,firebitsbr/cockpit,arilivigni/cockpit,SotolitoLabs/cockpit,vanloswang/cockpit,netzvieh/cockpit,deryni/cockpit,arilivigni/cockpit,zigitax/cockpit,fridex/cockpit,harishanand95/cockpit,mareklibra/cockpit,jscotka/cockpit,matobet/cockpit,denysvitali/cockpit,netzvieh/cockpit,vbatts/cockpit,jscotka/cockpit,FireDrunk/cockpit,cockpituous/cockpit,andreasn/cockpit,mvollmer/cockpit,firebitsbr/cockpit,Thermionix/cockpit,moraleslazaro/cockpit,mareklibra/cockpit,nmav/cockpit,Scribery/cockpit,nmav/cockpit,zigitax/cockpit,Armstrong1992/cockpit,jscotka/cockpit,dperpeet/cockpit,Scribery/cockpit,garrett/cockpit,arilivigni/cockpit,xhad/cockpit,sgallagher/cockpit,Thermionix/cockpit,mvollmer/cockpit,matobet/cockpit,fridex/cockpit,cockpituous/cockpit,andreasn/cockpit,stefwalter/cockpit,sgallagher/cockpit,moraleslazaro/cockpit,sgallagher/cockpit,firebitsbr/cockpit,fridex/cockpit,zigitax/cockpit,larskarlitski/cockpit,deryni/cockpit,petervo/cockpit,harishanand95/cockpit,haiyangd/cockpit_view,sgallagher/cockpit,sgallagher/cockpit,FireDrunk/cockpit,matobet/cockpit,andreasn/cockpit,Scribery/cockpit,matobet/cockpit,xhad/cockpit,darioajr/cockpit,mareklibra/cockpit,arilivigni/cockpit,Armstrong1992/cockpit,fridex/cockpit,vanloswang/cockpit,mareklibra/cockpit,andreasn/cockpit,moraleslazaro/cockpit,larsu/cockpit,garrett/cockpit,SotolitoLabs/cockpit,sgallagher/cockpit,petervo/cockpit,Thermionix/cockpit,larskarlitski/cockpit,nmav/cockpit,martinpitt/cockpit,michalskrivanek/cockpit,cockpit-project/cockpit,jscotka/cockpit,petervo/cockpit,mvollmer/cockpit,cockpit-project/cockpit,FireDrunk/cockpit,SotolitoLabs/cockpit,Scribery/cockpit,cockpituous/cockpit,maxamillion/cockpit,dperpeet/cockpit,cockpituous/cockpit,evol262/cockpit,darioajr/cockpit,michalskrivanek/cockpit,matobet/cockpit,zigitax/cockpit,vbatts/cockpit,firebitsbr/cockpit,andreasn/cockpit,moolitayer/cockpit,mareklibra/cockpit,maxamillion/cockpit,Armstrong1992/cockpit,moolitayer/cockpit,garrett/cockpit,netzvieh/cockpit,vanloswang/cockpit,larsu/cockpit,harishanand95/cockpit,Armstrong1992/cockpit,Thermionix/cockpit,nmav/cockpit,andreasn/cockpit,xhad/cockpit,FireDrunk/cockpit,harishanand95/cockpit,mareklibra/cockpit,moraleslazaro/cockpit,firebitsbr/cockpit,SotolitoLabs/cockpit,haiyangd/cockpit_view,michalskrivanek/cockpit,cockpituous/cockpit,haiyangd/cockpit_view,michalskrivanek/cockpit,denysvitali/cockpit,maxamillion/cockpit,Thermionix/cockpit,netzvieh/cockpit,xhad/cockpit,evol262/cockpit,stefwalter/cockpit,larsu/cockpit,SotolitoLabs/cockpit,jscotka/cockpit,dperpeet/cockpit,zigitax/cockpit,evol262/cockpit,vanloswang/cockpit,moolitayer/cockpit,stefwalter/cockpit,mvollmer/cockpit,vanloswang/cockpit,deryni/cockpit,michalskrivanek/cockpit,Scribery/cockpit,mareklibra/cockpit,deryni/cockpit,evol262/cockpit,xhad/cockpit,vbatts/cockpit,stefwalter/cockpit,evol262/cockpit,harishanand95/cockpit,stefwalter/cockpit,darioajr/cockpit,dperpeet/cockpit,vanloswang/cockpit,stefwalter/cockpit,larskarlitski/cockpit,moraleslazaro/cockpit,dperpeet/cockpit,darioajr/cockpit,martinpitt/cockpit,harishanand95/cockpit,moolitayer/cockpit,michalskrivanek/cockpit,haiyangd/cockpit_view,nmav/cockpit,moraleslazaro/cockpit,vbatts/cockpit,matobet/cockpit,vanloswang/cockpit,dperpeet/cockpit,deryni/cockpit,evol262/cockpit,andreasn/cockpit,petervo/cockpit,fridex/cockpit,michalskrivanek/cockpit,xhad/cockpit,martinpitt/cockpit,petervo/cockpit,larskarlitski/cockpit,larsu/cockpit,stefwalter/cockpit,martinpitt/cockpit,larskarlitski/cockpit,cockpit-project/cockpit,garrett/cockpit,larskarlitski/cockpit,Thermionix/cockpit,petervo/cockpit,haiyangd/cockpit_view,Scribery/cockpit,mvollmer/cockpit,harishanand95/cockpit,xhad/cockpit,martinpitt/cockpit,vbatts/cockpit,FireDrunk/cockpit,arilivigni/cockpit,cockpituous/cockpit,jscotka/cockpit